Base | Representation |
---|---|
bin | 111101001010… |
… | …1010100011011 |
3 | 2020100021020201 |
4 | 1322111110123 |
5 | 31202201031 |
6 | 3103203031 |
7 | 536403211 |
oct | 172252433 |
9 | 66307221 |
10 | 32068891 |
11 | 17113918 |
12 | a8a6477 |
13 | 684a89a |
14 | 438acb1 |
15 | 2c36d61 |
hex | 1e9551b |
32068891 has 2 divisors, whose sum is σ = 32068892. Its totient is φ = 32068890.
The previous prime is 32068873. The next prime is 32068901. The reversal of 32068891 is 19886023.
It is a strong prime.
It is an emirp because it is prime and its reverse (19886023) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 32068891 - 211 = 32066843 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 32068891.
It is not a weakly prime, because it can be changed into another prime (32068871) by changing a digit.
It is a good prime.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16034445 + 16034446.
It is an arithmetic number, because the mean of its divisors is an integer number (16034446).
Almost surely, 232068891 is an apocalyptic number.
32068891 is the 3270-th hex number.
32068891 is a deficient number, since it is larger than the sum of its proper divisors (1).
32068891 is an equidigital number, since it uses as much as digits as its factorization.
32068891 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 20736, while the sum is 37.
The square root of 32068891 is about 5662.9401374198. The cubic root of 32068891 is about 317.7078755248.
The spelling of 32068891 in words is "thirty-two million, sixty-eight thousand, eight hundred ninety-one".
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